/**
 * utest.h
 *   Sam's favorite unit testing macros.  Make sure to link your file
 *   with utest.o.
 *
 * Copyright (c) 2010-2011 Samuel A. Rebelsky, All Rights Reserved
 *
 *   This program is free software: you can redistribute it and/or
 *   modify it under the terms of the GNU Lesser General Public License
 *   as published by the Free Software Foundation, either version 3 of
 *   the License, or (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *   Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General
 *   Public License along with this program.  If not, see
 *   <http://www.gnu.org/licenses/>.
 */

#ifndef __UTEST_H__
#define __UTEST_H__

// +--------+---------------------------------------------------------
// | Macros |
// +--------+

#define CHECK_INT(COMMAND, EXPECTED) check_int (#COMMAND, COMMAND, EXPECTED)

#define CHECK_PTR(COMMAND, EXPECTED) check_ptr (#COMMAND, COMMAND, EXPECTED)

#define CHECK_STR(COMMAND, EXPECTED) check_str (#COMMAND, COMMAND, EXPECTED)


// +---------+--------------------------------------------------------
// | Globals |
// +---------+

/**
 * A count of tests conducted.
 */
extern int tests;

/**
 * A count of errors encountered.
 */
extern int errors;


// +-----------+------------------------------------------------------
// | Functions |
// +-----------+

void check_int (char *command, int result, int expected);

void check_ptr (char *command, void *result, void *expected);

void check_str (char *command, char *result, char *expected);

/** Get a count of errors. */
int utest_errors (void);

/** Get a count of tests. */
int utest_tests (void);

#endif // __UTEST_H__